> From: owner-dinosaur@usc.edu [mailto:owner-dinosaur@usc.edu]On Behalf Of
> David Peters
> Sent: Friday, March 11, 2005 8:01 AM
> To: dinosaur list
> Subject: MacClade vs. PAUP
>
>
> What does it mean when MacClade (through human manipulation) comes up
> with a tree that is two steps shorter than the best one PAUP can
> produce?
>
> Same data matrix.
>
> Just scratching my head.
You'll need to check that all the options are set the same. For example, how
are they counting multistate characters? Are the
polytomies considered hard polytomies or soft ones? Is it counting
unique/"uniformative" characters or not? And so on.
Thomas R. Holtz, Jr.
Vertebrate Paleontologist
Department of Geology Director, Earth, Life & Time Program
University of Maryland College Park Scholars
Mailing Address:
Building 237, Room 1117
College Park, MD 20742
http://www.geol.umd.edu/~tholtz/http://www.geol.umd.edu/~jmerck/eltsite
Phone: 301-405-4084 Email: tholtz@geol.umd.edu
Fax (Geol): 301-314-9661 Fax (CPS-ELT): 301-405-0796